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[Data Sufficiency]

试题详情

题目:

If n is a positive integer and r is the remainder when (n – 1)(n + 1) is divided by 24, what is the value of r?
(1)     2 is not a factor of n.
(2)     3 is not a factor of n.

选项:

答案:

C

提问:

老师这一题解题思路是什么

解答:

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阅读902
解答: 徐小梅

提问:

老师这一题解题思路是什么

解答:

点赞0
阅读903
解答: 徐小梅老师

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